If the cell you selected is at the bottom of a column of numbers Microsoft Word proposes the formula SUM ABOVE. In the following paragraphs we will break down each of the formulas in more detail. To create your own select Design Equation Ink Equation.
On the Table Tools Layout tab in the Data group click Formula.
For all versions of Word then click the Formula button in the Data button group to open the Formula dialog box. Step 2 Now click the Layout tab and then click the Formula button. This will bring up the Formula dialog with a default of SUM LEFT. To learn how to calculate the variance of a population scroll down.